O Ring & Gasket
① Million times of lifetime
② Chemical Resistent by Different Material Solution.
③ Rohs, Reach Material Report.
Best Valve supplier That You Can Trust
Over hundreds of types for selection of Valve!
Bio-compatible, Food Grade, Rohs, Reach, Pahs Certifications for Material. Material Selection of Chemical,Oil,Medicine,Acid,Alkaline,Ozone, Gas Resistent. Air & Liquid flow test data. Aging, lifetime, chemical resistent test data by JTSEIKO’s Lab.
With designers, engineers, mould workshop to provide OEM & ODM service. 100% Production Inspection, 0 complains with millions of valve using.
Product introduction and features
Model
picture
specification
size
JT1148
ID: 4mm
OD: 6mm
JT1248
ID: 6mm
OD: 7.4mm
JT1264
ID: 9.5mm
OD:16mm
JT1265
ID: 16.5mm
OD:25mm
JT1279
ID: 226.5mm
OD:35mm
JT1234
ID:2.9mm
OD:8.3mm
Note:OEM & ODM services provided.
Product Solution List
number
Product Type
Advantage
03
Particles can pass through,Self-cleaning, installation easy,anti-backflow,Hundreds of plans to choose from.Often used for drainage, air refill.
04
Particles can pass through,Self-cleaning, installation easy, anti-backflow, Hundreds of plans to choose from.Often used for drainage, air refill.
07
The interface size can be freely selected and matched ( 1/8”,3/16”,1/4” ).The "in" and "out" directions can be optionally converted; Cracking Pressure Customized.
09
Cracking Pressure: 0-3kPa, Customized cracking pressure tolerance ±3kPa, high performance of vacuum sealing.
12
Quick connection, pressure resistance of 2mPa, effective pressure reduction, preventing backflow and siphoning, customized opening pressure, and protecting the safe use of equipment.
13
1、No leakage by reverse 300kPa without puncture 2、No leakage by reverse 38kPa after puncture 3、Smooth passage of instrumentssuch as sheaths and guide wires
14
1、Transmittance≤15% 2、No Decolorization 3、Cracking pressure ≤2kPa, no leakage in reverse 2kPa & 200kPa. Customized cracking pressure
18
Straight/Y/T/L shape connector；medical grade PP material, 100,000 grade clean-room production.
Why Choose Us
OEM & ODM project
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Product Design
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Mould & Product Process
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Labratory & Quality Control
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Mass Production
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Selection of rubber materials
Item
Rubber Material Specification
Silicone
1. Tempreture Endurance: -50°C to 200°C.
2. Non toxic and environmentally friendly.
3. Low mechanical strength and chemicals.
FKM
1. Temperature Endurance: 200°C.
2. Chemicals resistant: compatible to most of media such as oil , acid with well performance.
3. Poor on Low temperature: under -0°C cause disfunctiona.
FVMQ
1. Temperature Endurance: -30°C to 150°C.
2. Chemicals resistant: compatible to most of media such as oil , acid with well performance.
3. Poor on mechnical performance.
NBR
1. Temperature Endurance: -10°C to 100°C.
2. Chemicals resistant: compatible to most of media such as oil , acid.
3. Poor on Low temperature: under -0°C cause disfunctional.
4. Economic Price.
EPDM
1. Temperature Endurance: -10°C to 120°C.
2. Chemicals resistant: Ozone resistance, ultraviolet resistance, weather resistance and aging resistance etc.
3. Poor on mechanical performance.
Note: Contact our engineer to learn more about materials’ info, such as NR, CR, ACM, etc.
Plant environment
How to select a good Check Valve
- What information should I provide if I'm not familiar with check valves but need a suitable solution?
To help our engineers recommend the best check valve for your application, please provide the following details about your system and requirements:
1. Equipment: What type of equipment or system will the check valve be installed in? (e.g., medical device, home appliance, garden tools&general power, water purification, sanitary,)
2. Medium: What fluid or gas will pass through the check valve? (e.g., water, oil, air, corrosive chemicals, etc.)
3. Pressure:
① Cracking Pressure: The minimum pressure required to open the valve.
② Normal Working Pressure: The typical operating pressure of your system.
③ Maximum Working Pressure: The highest pressure the valve may encounter.
④ Reverse Pressure Resistance: The maximum/minimum pressure the valve must withstand in the reverse direction to prevent backflow.
4. Temperature & Humidity: What are the operating temperature range and humidity conditions ?
5. Flow Rate: What is the required flow rate (e.g., in liters per minute or cubic meters per hour) ?
6. Usage Frequency: How often will the valve cycle (open/close) during operation? (e.g., continuous, intermittent, or occasional use)
7. Service Life: What is the expected lifespan or number of cycles the valve should endure?
By providing these details, our engineers can evaluate your needs and recommend a check valve that ensures optimal performance, safety, and durability for your specific application.